<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>活动图模块</title>
		<style>
			*{
				margin: 0;
				padding: 0;
				list-style: none;
			}
			section #even{
				width: 1104px;
				height: 260px;
				ba ckground: #000;
				margin: 0 auto;
			}
			/*图片飘 li*/
			section #even ul li{
				float: left;
				/*间隙：上侧、左侧位*/
				margin-left: 13.3px;
				margin-top: 20px;
			}
			/*图片:宽高*/
			section #even ul li img{
				width: 260px;
				height: 200px;
			}
			section #even ul li:first-child{
				bo rder: 1px solid red;
				margin-left: 0;
			}
			/*移动上面改变效果：下阴影*/
			section #even ul li:hover{
				filter: drop-shadow(0px 0px 8px #c1bbbf);
			}
		</style>
	</head>
	<body>
		<!-- section结构化元素：页面的区域划分、文章分节、章节划分、活动图中控区
		 -->
		 
		 <section>
			 <div id="even">
				 <ul>
				 	<li><img src="img/left.png" alt="" /></li>
				 	<li><img src="img/subnav_icon01.png" alt="" /></li>
				 	<li><img src="img/subnav_icon02.jpg" alt="" /></li>
				 	<li><img src="img/subnav_icon03.png" alt="" /></li>
				 </ul>
			 </div>
		 </section>
		
	</body>
</html>